A.they run a spell check on host names to ensure accurate routing B.they map individual hosts to their specific IP address C.they convert domain names into IP address D.Given an IP address,they determine the name of the host that is…
A.無線網(wǎng)絡(luò)使用WEP或WPA/TKIP是非常安全的,不容易受到黑客攻擊 B.無線網(wǎng)絡(luò)使用WPA2/AES應該有至少6個字符的密碼短語 C.如果IPSec VPN是可用的,那么在任何公共無線LAN中部署它 D.如果無線接入不是必須的,禁用無線設(shè)備或無線NIC
A.單站部署 B.集中與遠程分支呼叫處理 C.分布式呼叫處理部署 D.通過IP WAN 的組群